accessory hemiazygos vein | sense examples, Usage and Definition from wordnet dictionary online

Noun accessory hemiazygos vein has 1 sense

accessory hemiazygos vein, accessory hemiazygous vein, vena hemiazygos accessoria - a vein formed by the union of the 4th to 7th posterior intercostal veins; empties into the azygos vein
--₁ is a kind of vein, vena, venous blood vessel